Home / 14,053.55-21,080.61-5,727.80

Finding the Fourth Proportional to 14,053.55, 21,080.61 and 5,727.80

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Solution

The fourth proportional to 14,053.55, 21,080.61 and 5,727.80 is: 8,591.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,053.55 : 21,080.61 = 5,727.80 : x
  2. Step 2: Convert to fraction form
    14,053.55/21,080.61 = 5,727.80/x
  3. Step 3: Cross multiply
    14,053.55x = 21,080.61 × 5,727.80
  4. Step 4: Simplify right side
    14,053.55x = 120,745,570.66
  5. Step 5: Solve for x
    x = 120,745,570.66/14,053.55
  6. Step 6: Final answer
    x = 8,591.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.